Lonza Walkersville, Inc.
73 live US trademarks, filing since 1974. 4 new applications filed this year.
Marks held on the register, by filing date. 2026 is year to date.
A multi-class mark counts once per class. Rank shown where the owner is in the class's top 50.
What Lonza Walkersville, Inc. filed most recently.
| Mark | Class | Filed | Basis | Status | Serial |
|---|---|---|---|---|---|
| PRIMELINE | 1 | Aug 18, 2026 | — | pending | 50057318 |
| FLEXCHO | 1 | Apr 21, 2026 | — | published | 99776567 |
| THERAPEAK 293-GT | 1, 5 | Apr 15, 2026 | — | published | 99765047 |
| THERAPEAK ACTICELL | 1 | Feb 9, 2026 | — | pending | 99642343 |
| NK-VIVO | 1, 5 | Jul 31, 2025 | — | published | 99312928 |
| THERAPEAK X-VIVO | 1, 5 | Jul 30, 2025 | — | published | 99310808 |
| MSC-VIVO | 1, 5 | Jul 24, 2025 | — | published | 99301249 |
| AMPLICELL | 1 | Mar 11, 2025 | — | published | 99078543 |
| 293-GT | 1, 5 | Mar 10, 2025 | — | published | 99076321 |
| SILK | 9, 42 | Sep 6, 2024 | — | published | 98737476 |
A filing missed by the due date enters a six-month grace period, then the registration cancels.
Spellings are merged when they differ only in punctuation or legal suffix. Anything else stays separate rather than guessed.
About Lonza Walkersville, Inc. trademarks.
How many trademarks does Lonza Walkersville, Inc. have?
73 live US trademarks as of October 23, 2026: 63 registered and 10 pending applications. 4 were filed in 2026 so far.
What does Lonza Walkersville, Inc. sell, according to its trademarks?
Mostly chemicals (Class 1, 46 live marks). Also pharmaceuticals (Class 5) and electronics & software (Class 9).
Who owns the PYROGENT trademark?
PYROGENT is owned by Lonza Walkersville, Inc.. It was registered on December 17, 1974 (Reg. No. 0999468) and is live. The same owner holds 72 other live US marks.
When did Lonza Walkersville, Inc. first file a trademark?
Its oldest live US filing dates from 1974: PYROGENT, filed February 14, 1974.
Know the morning after Lonza Walkersville, Inc. files.
Watch this company in Thorgate and get an alert for every new application, registration, publication and lapse, with the opposition deadline already worked out. Or monitor your own marks for conflicts with theirs.
Data: USPTO trademark bulk files, processed nightly by Thorgate. Last rebuilt October 23, 2026. Counts cover the US federal register only, not state or foreign marks. Owner names are shown as recorded by the USPTO. This page reports public-record facts and dates and is not legal advice. For the official record of any mark, follow its serial number to USPTO TSDR.